Hokkaido

Hokkaido, Japan © By 663highland

Hokkaido Sea Temperature

This page provides detailed information about the water temperature in Hokkaido, Japan. All countries, cities and resorts on the coast. The range of sea temperatures for today. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature in Hokkaido: General Trends and Swimming Opportunities

Original name of the region: 北海道

Hokkaido, the northernmost island of Japan, experiences a distinct seasonal variation in its coastal water temperatures due to its colder climate compared to the rest of Japan. During the summer months, particularly in July and August, the water temperature along Hokkaido's coastline typically ranges from 59°F to 66°F (15°C to 19°C). While this is cooler than many other regions in Japan, it is still suitable for some outdoor activities like swimming and beach sports, especially in the warmer southern parts of the island, such as Otaru or Hakodate. However, the chilly water may not appeal to all visitors, especially those accustomed to warmer seas.

As the seasons transition to fall, the water temperature drops further, with September and October seeing temperatures between 54°F and 59°F (12°C to 15°C). By winter, from November to February, the sea water cools to around 32°F to 39°F (0°C to 4°C), which is well below freezing in some parts, particularly in the northern and eastern coasts. This makes the water much less inviting for swimming during the winter months, but it creates ideal conditions for winter activities like ice fishing and watching the drift ice in the Sea of Okhotsk. Despite the cold temperatures, the winter coastal landscapes of Hokkaido, especially with the snow and ice formations, offer a unique and beautiful experience for those interested in exploring the island's natural beauty.

Geographical Location of Hokkaido

Frequently Asked Questions About Hokkaido and its Water Temperatures